USA Girls 10 & under - 50 M Free
These rankings show the swimmers' placement within the United States.They are based on the swimmer's personal best, their current age category, and team; and are calculated from all the meets results.
For each swimmer, you can find the swimmer's ranking, their best time, the corresponding time standard, as well as how much faster the swimmer needs to be to reach the next level. The last columns provide information about the event they achieved this personal best.
Swimmer Rankings
| Ranking | Name | Time | Age | Standard | to Next Standard | Team | Date | Meet | |
|---|---|---|---|---|---|---|---|---|---|
| 2001 | Everly Cox | 41.00 | 10 | B Min | BB: 40.89 (+0.11s | 0.3%) | Cascade Swim Club | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 2002 | Indira Thatcher | 41.00 | 10 | B Min | BB: 40.89 (+0.11s | 0.3%) | Bellevue Club Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | |
| 2003 | Rebeca Perez Gaona | 41.01 | 9 | B Min | BB: 40.89 (+0.12s | 0.3%) | Tigres Uanl | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 2004 | Adelyn Pettigrew | 41.01 | 9 | B Min | BB: 40.89 (+0.12s | 0.3%) | Perry Aquatic Club | 07/24/2025 | 2025 LE Age Group And Senior LC Championships | |
| 2005 | Emerson Reynolds | 41.01 | 9 | B Min | BB: 40.89 (+0.12s | 0.3%) | Screaming Eagle Aquatics | 05/08/2026 | 2026 Cardinal Aquatics Summer Throwdown | |
| 2006 | Olive Wright | 41.01 | 10 | B Min | BB: 40.89 (+0.12s | 0.3%) | Ocean County YMCA | 06/13/2026 | 2026 MAY Spring Into Summer | |
| 2007 | Erin-Emmerson Kelly | 41.01 | 10 | B Min | BB: 40.89 (+0.12s | 0.3%) | Greater Columbus Swim Tm Of Oh | 07/10/2026 | 2026 OH Central LC Regional Champs | |
| 2008 | Genevieve Court | 41.01 | 10 | B Min | BB: 40.89 (+0.12s | 0.3%) | SlipStream Aquatics | 05/29/2026 | 2026 CO Barracuda Summer Sizzler Invite | |
| 2009 | Peepers Kirk | 41.02 | 10 | B Min | BB: 40.89 (+0.13s | 0.3%) | Nashville Aquatic Club | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 2010 | Emma Gist-Pitts | 41.02 | 8 | B Min | BB: 40.89 (+0.13s | 0.3%) | Unattached | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 2011 | Zoe Jarc | 41.02 | 10 | B Min | BB: 40.89 (+0.13s | 0.3%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 2012 | Joy Chalmers | 41.03 | 9 | B Min | BB: 40.89 (+0.14s | 0.3%) | Tide Swimming | 05/01/2026 | 2026 TIDE Spring Shockwave | |
| 2013 | Emily Torres | 41.03 | 10 | B Min | BB: 40.89 (+0.14s | 0.3%) | Swim Excellence Academy | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | |
| 2014 | Olivia Du | 41.03 | 10 | B Min | BB: 40.89 (+0.14s | 0.3%) | West Coast Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 2015 | Tatum Chen | 41.04 | 7 | B Min | BB: 40.89 (+0.15s | 0.4%) | Xtreme Swim Club | 06/26/2026 | 2026 NE NSSC June 26 28 MIT Invitational | |
| 2016 | Leah Hollanda | 41.04 | 8 | B Min | BB: 40.89 (+0.15s | 0.4%) | Unattached | 06/05/2026 | 2026 TAMPA BAY SWIM CLASSIC | |
| 2017 | Addison Burns | 41.04 | 9 | B Min | BB: 40.89 (+0.15s | 0.4%) | Blue Dolfins | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 2018 | Elizabeth Jiao | 41.05 | 10 | B Min | BB: 40.89 (+0.16s | 0.4%) | Seattle Metropolitan Aquatic C | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 2019 | Brielle Hristov | 41.05 | 9 | B Min | BB: 40.89 (+0.16s | 0.4%) | YMCA of Greater Nashua Storm | 07/31/2026 | 2026 NE CS New England Summer Championship | |
| 2020 | Maddy Walker | 41.05 | 10 | B Min | BB: 40.89 (+0.16s | 0.4%) | Spokane Sea Serpents | 07/10/2026 | 2026 Sizzlin Summer Splash Copied | |
| 2021 | Vera Asadamongkol | 41.05 | 10 | B Min | BB: 40.89 (+0.16s | 0.4%) | San Ramon Valley Aquatics | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 2022 | Sophie Chuang | 41.05 | 10 | B Min | BB: 40.89 (+0.16s | 0.4%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 2023 | Aaira Jain | 41.05 | 10 | B Min | BB: 40.89 (+0.16s | 0.4%) | Hillsboro Swim Team | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 2024 | Halina Permar | 41.06 | 10 | B Min | BB: 40.89 (+0.17s | 0.4%) | Steel City Aquatics | 06/12/2025 | Holtrey Summer Classic | |
| 2025 | Leilani Smith | 41.06 | 10 | B Min | BB: 40.89 (+0.17s | 0.4%) | Tide Swimming | 06/26/2026 | 2026 VSI LC SE District Champs | |
| 2026 | Lina Saleh | 41.06 | 10 | B Min | BB: 40.89 (+0.17s | 0.4%) | Bergen Barracudas Swim Team | 06/13/2026 | 2026 Big CAT LC Challenge | |
| 2027 | Inana Khoury | 41.06 | 10 | B Min | BB: 40.89 (+0.17s | 0.4%) | Lifetime | 04/24/2026 | 2026 NE NSSC 4 24 26 Specialty Meet | |
| 2028 | Sawyer Nichols | 41.07 | 10 | B Min | BB: 40.89 (+0.18s | 0.4%) | Life Time Southeast Swim Team | 05/16/2026 | 2026 Opelika Open | |
| 2029 | Hannah Park | 41.07 | 10 | B Min | BB: 40.89 (+0.18s | 0.4%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 2030 | Layla Kandil | 41.07 | 9 | B Min | BB: 40.89 (+0.18s | 0.4%) | Hills Hurricane Swimming | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 2031 | Aryia Bain | 41.08 | 8 | B Min | BB: 40.89 (+0.19s | 0.5%) | Blue Waves Swim Club | 04/11/2026 | 2026 Fox April Long Course Invitational | |
| 2032 | Cali Martinez | 41.08 | 9 | B Min | BB: 40.89 (+0.19s | 0.5%) | Nampa Swim Team | 05/16/2025 | 2025 Spring Fling LC Invitational | |
| 2033 | Parker Michael | 41.08 | 9 | B Min | BB: 40.89 (+0.19s | 0.5%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 2034 | Sophie Benwell | 41.08 | 9 | B Min | BB: 40.89 (+0.19s | 0.5%) | Nova of Virginia | 04/17/2026 | NOVA Long Course Kick Off | |
| 2035 | Arya Tamhane | 41.08 | 9 | B Min | BB: 40.89 (+0.19s | 0.5%) | Life Time Minnesota Swim Team | 07/17/2026 | 2026 MN STRM Minnesota Regional Championship | |
| 2036 | Naya Williams | 41.08 | 8 | B Min | BB: 40.89 (+0.19s | 0.5%) | South Bay Aquatics | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | |
| 2037 | Jordan Woods | 41.09 | 9 | B Min | BB: 40.89 (+0.20s | 0.5%) | Flatiron Athletic Club | 07/10/2026 | 2026 CO Firecracker Last Chance Invite | |
| 2038 | Alivia Argust | 41.09 | 10 | B Min | BB: 40.89 (+0.20s | 0.5%) | Foxjets Swim Team | 07/17/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 2039 | Elsa Wang | 41.10 | 10 | B Min | BB: 40.89 (+0.21s | 0.5%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 2040 | Caroline Wilson | 41.10 | 9 | B Min | BB: 40.89 (+0.21s | 0.5%) | Calvert Aquatics Club | 06/13/2026 | 2026 CAC Schools Out For Summer LCM Swim Meet | |
| 2041 | Charlotte Carney | 41.10 | 9 | B Min | BB: 40.89 (+0.21s | 0.5%) | Randolph YMCA | 06/13/2026 | 2026 Big CAT LC Challenge | |
| 2042 | Katelyn Buckley | 41.10 | 10 | B Min | BB: 40.89 (+0.21s | 0.5%) | Northglenn Fusion Swim Club | 07/10/2026 | 2026 CO Firecracker Last Chance Invite | |
| 2043 | Emma Flynn | 41.11 | 8 | B Min | BB: 40.89 (+0.22s | 0.5%) | SwimRVA | 06/25/2026 | LC Central District Champs | |
| 2044 | Olivia Paye | 41.11 | 10 | B Min | BB: 40.89 (+0.22s | 0.5%) | Charles River Aquatics | 05/08/2026 | 2026 NE CRA MIT Team Specialty LC Meet | |
| 2045 | Olympia Carpenter | 41.12 | 10 | B Min | BB: 40.89 (+0.23s | 0.6%) | Opelika Swim Team | 05/16/2026 | 2026 Opelika Open | |
| 2046 | Arrow Mitchell | 41.13 | 10 | B Min | BB: 40.89 (+0.24s | 0.6%) | Northside Aquatics | 07/27/2026 | 2026 ST NIST End Of Summer Race Night | |
| 2047 | Kayla Aoki | 41.14 | 10 | B Min | BB: 40.89 (+0.25s | 0.6%) | Maui Swim Club | 05/30/2026 | 2026 MAGSA LCM A 2 Meet | |
| 2048 | Mackenzie Klipp | 41.14 | 9 | B Min | BB: 40.89 (+0.25s | 0.6%) | Quest Swimming | 06/25/2026 | LC Central District Champs | |
| 2049 | Harriet Engler | 41.14 | 9 | B Min | BB: 40.89 (+0.25s | 0.6%) | Issaquah Swim Team | 07/23/2026 | 2026 PN 12 U Long Course Championships Appro | |
| 2050 | Emery Hiser | 41.15 | 9 | B Min | BB: 40.89 (+0.26s | 0.6%) | Quest Swimming | 05/02/2026 | BASS Jim Frye Memorial Invitational May 2026 | |
Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.